Accent matters in Text to Speech. Qwen-Audio-3.1-TTS-Plus leads in US English, while HeyGen Voice performs better in UK English and also leads the overall leaderboard
Only the accent changes ⬇️
Artificial Analysis finds accent changes which TTS model leads
AIArtificial Analysis reports that Qwen-Audio-3.1-TTS-Plus leads its text-to-speech leaderboard for US English, while HeyGen Voice ranks higher for UK English and leads the overall leaderboard. The post says only the accent changes between the two rankings.
Source details
Artificial Analysis · x.comPublished · added here
Original title: Accent matters in Text to Speech. Qwen-Audio-3.1-TTS-Plus leads in US English, while HeyGen Voice performs better in UK English and also ...